19881595800

素因数分解:

$2^3\times 3^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:190

約数の個数: 960

約数和(自身を含む): 80373427200

約数和(自身を除く): 60491831400

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 11, 12, 15, 18, 20, 22, 24, 25, 27, 30, 31, 33, 36, 40, 44, 45, 50, 54, 55, 59, 60, 61, 62, 66, 72, 75, 81, 88, 90, 93, 99, 100, 108, 110, 118, 120, 122, 124, 132, 135, 150, 155, 162, 165, 177, 180, 183, 186, 198, 200, 216, 220, 225, 236, 244, 248, 264, 270, 275, 279, 295, 297, 300, 305, 310, 324, 330, 341, 354, 360, 366, 372, 396, 405, 440, 450, 465, 472, 488, 495, 531, 540, 549, 550, 558, 590, 594, 600, 610, 620, 648, 649, 660, 671, 675, 682, 708, 732, 744, 775, 792, 810, 825, 837, 885, 891, 900, 915, 930, 990, 1023, 1062, 1080, 1098, 1100, 1116, 1180, 1188, 1220, 1240, 1298, 1320, 1342, 1350, 1364, 1395, 1416, 1464, 1475, 1485, 1525, 1550, 1593, 1620, 1647, 1650, 1674, 1705, 1770, 1782, 1800, 1829, 1830, 1860, 1891, 1947, 1980, 2013, 2025, 2046, 2124, 2196, 2200, 2232, 2325, 2360, 2376, 2440, 2475, 2511, 2596, 2655, 2684, 2700, 2728, 2745, 2790, 2950, 2970, 3050, 3069, 3100, 3186, 3240, 3245, 3294, 3300, 3348, 3355, 3410, 3540, 3564, 3599, 3658, 3660, 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約数ペア:

[(1, 19881595800), (2, 9940797900), (3, 6627198600), (4, 4970398950), (5, 3976319160), (6, 3313599300), (8, 2485199475), (9, 2209066200), (10, 1988159580), (11, 1807417800), (12, 1656799650), (15, 1325439720), (18, 1104533100), (20, 994079790), (22, 903708900), (24, 828399825), (25, 795263832), (27, 736355400), (30, 662719860), (31, 641341800), (33, 602472600), (36, 552266550), (40, 497039895), (44, 451854450), (45, 441813240), (50, 397631916), (54, 368177700), (55, 361483560), (59, 336976200), (60, 331359930), (61, 325927800), (62, 320670900), (66, 301236300), (72, 276133275), (75, 265087944), (81, 245451800), (88, 225927225), (90, 220906620), (93, 213780600), (99, 200824200), (100, 198815958), (108, 184088850), (110, 180741780), (118, 168488100), (120, 165679965), (122, 162963900), (124, 160335450), (132, 150618150), (135, 147271080), (150, 132543972), (155, 128268360), (162, 122725900), (165, 120494520), (177, 112325400), (180, 110453310), (183, 108642600), (186, 106890300), (198, 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